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Details and Image



Item#TypeModel No.Match No.Variant No.Model NameMakerCountryProduction or Serial No.MaterialScale LengthDateCondition
KEU318Linear
4132
4414
n/a
Crane's SewerKeuffel & EsserUSA
67
Light colored wood with printed scales.
"10"
1913
C6

Notes: "Special sliderule for use in making calculations for sewer flow given paramaters such as slope, pipe diameter, drainage area, etc. Special scales attributed to Albert S. Crane."

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